Electrode



FIG. 1 is a front end perspective view of an embodiment of the electrode;

FIG. 2 is a rear end perspective view of the embodiment shown in FIG. 1;

FIG. 3 is a front end of the embodiment shown in FIG. 1;

FIG. 4 is a side view of the embodiment shown in FIG. 1;

FIG. 5 is a cross-sectional view of the embodiment shown in FIG. 1 showing the shape of the electrode element taken along line 5-5 in FIG. 4; and,

FIG. 6 is a back view of the embodiment shown in FIG. 1. 

I claim the ornamental design for an electrode, as shown and described. 